Home / 40,697,267.20-61,045,900.80-10,403,526.40

Finding the Fourth Proportional to 40,697,267.20, 61,045,900.80 and 10,403,526.40

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Solution

The fourth proportional to 40,697,267.20, 61,045,900.80 and 10,403,526.40 is: 15,605,289.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,697,267.20 : 61,045,900.80 = 10,403,526.40 : x
  2. Step 2: Convert to fraction form
    40,697,267.20/61,045,900.80 = 10,403,526.40/x
  3. Step 3: Cross multiply
    40,697,267.20x = 61,045,900.80 × 10,403,526.40
  4. Step 4: Simplify right side
    40,697,267.20x = 635,092,640,584,581.12
  5. Step 5: Solve for x
    x = 635,092,640,584,581.12/40,697,267.20
  6. Step 6: Final answer
    x = 15,605,289.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.